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In this activity, learners work in partners to create and exchange messages written in Braille. Learners use a Braille key and thumbtacks to write their messages in Braille.

In this activity, learners use their imaginations and experiment with different materials to create bug hats.

In this math activity, learners estimate how many pennies are in a jar by predicting and counting handfuls of pennies.

This assortment of mathematical games can be played while traveling.

In this activity, learners will build the highest tower they can out of recycled materials.

Use this activity to build division and number sense into any snack time or whenever there is a limited set of things to share among a group: If we deal these out, could everyone get two pieces?

This quick demonstration (on page 11 of PDF) allows learners to understand why scientists think water ice could remain frozen in always-dark craters at the poles of the Moon.

In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

In this activity, learners investigate the history and development of agricultural biotechnology.

In this activity, learners will conduct an open-ended survey, and then organize and analyze results. What languages does everyone speak? What’s the most common? the least common?

In this math lesson, learners compare products to determine the best product.

In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag.

In this activity, learners investigate visual perception as well as plan and conduct their own experiments.

In this activity, learners investigate color vision as well as plan and conduct their own experiments.

In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.